// <editor-fold defaultstate="collapsed" desc="GNU GPLv3 Header">
/*
 * File:   ChunkFormatNonPCM.java
 *
 * Copyright (C) 2013 Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * Copyright (C) 2013 David Megias Jimenez <dmegias@uoc.edu>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
// </editor-fold>
package uoc.libwave;

import java.io.DataOutputStream;
import java.io.IOException;

/**
 * Class for storing the fact chunk and, for reading and writing its content
 * in Data I/O Streams.
 *
 * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * @version 1.0
 * @since 2013-08-27
 */
final class ChunkFact extends Chunk {

    static String CHUNK_FACT_ID = "fact";
    static short CHUNK_FACT_SIZE = 4;

    int dwSampleLength;

    /**
     *
     * @param factChunkID
     * @param factChunkSize
     * @param _dwSampleLength
     *
     * @since 2013-08-27
     */
    public ChunkFact(String factChunkID, int factChunkSize, int _dwSampleLength) {
        super(factChunkID, factChunkSize);
        dwSampleLength = _dwSampleLength;
    }

    /**
     *
     * @param _dwSampleLength
     *
     * @since 2013-08-27
     */
    public ChunkFact(int _dwSampleLength) {
        super(CHUNK_FACT_ID, CHUNK_FACT_SIZE);
        dwSampleLength = _dwSampleLength;
    }

    /**
     *
     * @param dos DataOutputStream that points correctly to the underlying output
     * stream for writing data.
     *
     * @since 2013-08-27
     */
    protected void save(DataOutputStream dos) throws IOException {
        writeCkID(dos);
        writeCkSize(dos);
        writeLongLE(dwSampleLength, dos);
    }
}
